1900674715

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1\times {\mathrm{509}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 2442908160

約数和(自身を除く): 542233445

約数列:

[1, 5, 17, 85, 197, 223, 509, 985, 1115, 2545, 3349, 3791, 8653, 16745, 18955, 43265, 43931, 100273, 113507, 219655, 501365, 567535, 746827, 1704641, 1929619, 3734135, 8523205, 9648095, 22360879, 111804395, 380134943, 1900674715]

約数ペア:

[(1, 1900674715), (5, 380134943), (17, 111804395), (85, 22360879), (197, 9648095), (223, 8523205), (509, 3734135), (985, 1929619), (1115, 1704641), (2545, 746827), (3349, 567535), (3791, 501365), (8653, 219655), (16745, 113507), (18955, 100273), (43265, 43931)]